- 延边Drum packing machine
- 延边Linear electrochemical copper plating
- 延边High speed copper plating
- 延边Steel brush machine
- 延边Belt sander
- 延边High frequency dryer
- 延边Electric control programming and distribution panel
- 延边Wire drawing machine
- 延边Flux cored wire
- 延边Robot equipment debugging
- 延边Waste gas treatment
- 延边Precision layer winding machine
